Mooring Buoy, Tapered Hardshell. TAYLOR 46718 TAPERED MOORING BUOY. The Sur-Moor taper shape design places more floatation area at the waterline creating a higher visibility mooring. The hard-skin polyethylene shall is UV protected to resist the weathering effects of sunlight and is foam filled to positively displace water. Available in the Tube-Through-The-Center design with blue reflective striping. Mooring collar not included. 18dia, 2. 5tube, 35lb. buoyancy.